]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - gl_backend.c
Turn off RFC 1149 on systems that have it enabled.
[xonotic/darkplaces.git] / gl_backend.c
index 02ddae2cfd5bbea97444b4516b8bf160f2f88120..fefedcb37402264b7905d670225ee3d04d9f69e3 100644 (file)
@@ -1249,9 +1249,9 @@ static void GL_BindEBO(int bufferobject)
        }
 }
 
+static const GLuint drawbuffers[4] = {GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2, GL_COLOR_ATTACHMENT3};
 int R_Mesh_CreateFramebufferObject(rtexture_t *depthtexture, rtexture_t *colortexture, rtexture_t *colortexture2, rtexture_t *colortexture3, rtexture_t *colortexture4)
 {
-       int temp;
        switch(vid.renderpath)
        {
        case RENDERPATH_GL11:
@@ -1259,17 +1259,111 @@ int R_Mesh_CreateFramebufferObject(rtexture_t *depthtexture, rtexture_t *colorte
        case RENDERPATH_GL20:
        case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
-               if (!vid.support.ext_framebuffer_object)
-                       return 0;
-               qglGenFramebuffersEXT(1, (GLuint*)&temp);CHECKGLERROR
-               R_Mesh_SetRenderTargets(temp, NULL, NULL, NULL, NULL, NULL);
-               if (depthtexture) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, depthtexture->gltexturetypeenum, R_GetTexture(depthtexture), 0);CHECKGLERROR
-               if (depthtexture) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, depthtexture->gltexturetypeenum, R_GetTexture(depthtexture), 0);CHECKGLERROR
-               if (colortexture) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, colortexture->gltexturetypeenum, R_GetTexture(colortexture), 0);CHECKGLERROR
-               if (colortexture2) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, colortexture2->gltexturetypeenum, R_GetTexture(colortexture2), 0);CHECKGLERROR
-               if (colortexture3) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, colortexture3->gltexturetypeenum, R_GetTexture(colortexture3), 0);CHECKGLERROR
-               if (colortexture4) qglFramebufferTexture2DEXT(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3, colortexture4->gltexturetypeenum, R_GetTexture(colortexture4), 0);CHECKGLERROR
-               return temp;
+               if (vid.support.arb_framebuffer_object)
+               {
+                       int temp;
+                       GLuint status;
+                       qglGenFramebuffers(1, (GLuint*)&temp);CHECKGLERROR
+                       R_Mesh_SetRenderTargets(temp, NULL, NULL, NULL, NULL, NULL);
+                       // GL_ARB_framebuffer_object (GL3-class hardware) - depth stencil attachment
+                       if (depthtexture  && depthtexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, depthtexture->glisdepthstencil ? GL_DEPTH_STENCIL_ATTACHMENT : GL_DEPTH_ATTACHMENT  , depthtexture->gltexturetypeenum , depthtexture->texnum , 0);CHECKGLERROR
+                       if (depthtexture  && depthtexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, depthtexture->glisdepthstencil ? GL_DEPTH_STENCIL_ATTACHMENT : GL_DEPTH_ATTACHMENT  , GL_RENDERBUFFER, depthtexture->renderbuffernum );CHECKGLERROR
+                       if (colortexture  && colortexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , colortexture->gltexturetypeenum , colortexture->texnum , 0);CHECKGLERROR
+                       if (colortexture2 && colortexture2->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , colortexture2->gltexturetypeenum, colortexture2->texnum, 0);CHECKGLERROR
+                       if (colortexture3 && colortexture3->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , colortexture3->gltexturetypeenum, colortexture3->texnum, 0);CHECKGLERROR
+                       if (colortexture4 && colortexture4->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , colortexture4->gltexturetypeenum, colortexture4->texnum, 0);CHECKGLERROR
+                       if (colortexture  && colortexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , GL_RENDERBUFFER, colortexture->renderbuffernum );CHECKGLERROR
+                       if (colortexture2 && colortexture2->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , GL_RENDERBUFFER, colortexture2->renderbuffernum);CHECKGLERROR
+                       if (colortexture3 && colortexture3->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , GL_RENDERBUFFER, colortexture3->renderbuffernum);CHECKGLERROR
+                       if (colortexture4 && colortexture4->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , GL_RENDERBUFFER, colortexture4->renderbuffernum);CHECKGLERROR
+
+                       if (colortexture4 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(4, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture3 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(3, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture2 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(2, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture && qglDrawBuffer)
+                       {
+                               qglDrawBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
+                               qglReadBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
+                       }
+                       else if (qglDrawBuffer)
+                       {
+                               qglDrawBuffer(GL_NONE);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       status = qglCheckFramebufferStatus(GL_FRAMEBUFFER);CHECKGLERROR
+                       if (status != GL_FRAMEBUFFER_COMPLETE)
+                       {
+                               Con_Printf("R_Mesh_CreateFramebufferObject: glCheckFramebufferStatus returned %i\n", status);
+                               qglDeleteFramebuffers(1, (GLuint*)&temp);
+                               temp = 0;
+                       }
+                       return temp;
+               }
+               else if (vid.support.ext_framebuffer_object)
+               {
+                       int temp;
+                       GLuint status;
+                       qglGenFramebuffers(1, (GLuint*)&temp);CHECKGLERROR
+                       R_Mesh_SetRenderTargets(temp, NULL, NULL, NULL, NULL, NULL);
+                       // GL_EXT_framebuffer_object (GL2-class hardware) - no depth stencil attachment, let it break stencil
+                       if (depthtexture  && depthtexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT  , depthtexture->gltexturetypeenum , depthtexture->texnum , 0);CHECKGLERROR
+                       if (depthtexture  && depthtexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT  , GL_RENDERBUFFER, depthtexture->renderbuffernum );CHECKGLERROR
+                       if (colortexture  && colortexture->texnum ) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , colortexture->gltexturetypeenum , colortexture->texnum , 0);CHECKGLERROR
+                       if (colortexture2 && colortexture2->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , colortexture2->gltexturetypeenum, colortexture2->texnum, 0);CHECKGLERROR
+                       if (colortexture3 && colortexture3->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , colortexture3->gltexturetypeenum, colortexture3->texnum, 0);CHECKGLERROR
+                       if (colortexture4 && colortexture4->texnum) qglFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , colortexture4->gltexturetypeenum, colortexture4->texnum, 0);CHECKGLERROR
+                       if (colortexture  && colortexture->renderbuffernum ) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 , GL_RENDERBUFFER, colortexture->renderbuffernum );CHECKGLERROR
+                       if (colortexture2 && colortexture2->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT1 , GL_RENDERBUFFER, colortexture2->renderbuffernum);CHECKGLERROR
+                       if (colortexture3 && colortexture3->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2 , GL_RENDERBUFFER, colortexture3->renderbuffernum);CHECKGLERROR
+                       if (colortexture4 && colortexture4->renderbuffernum) qglFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT3 , GL_RENDERBUFFER, colortexture4->renderbuffernum);CHECKGLERROR
+
+                       if (colortexture4 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(4, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture3 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(3, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture2 && qglDrawBuffersARB)
+                       {
+                               qglDrawBuffersARB(2, drawbuffers);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       else if (colortexture && qglDrawBuffer)
+                       {
+                               qglDrawBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
+                               qglReadBuffer(GL_COLOR_ATTACHMENT0);CHECKGLERROR
+                       }
+                       else if (qglDrawBuffer)
+                       {
+                               qglDrawBuffer(GL_NONE);CHECKGLERROR
+                               qglReadBuffer(GL_NONE);CHECKGLERROR
+                       }
+                       status = qglCheckFramebufferStatus(GL_FRAMEBUFFER);CHECKGLERROR
+                       if (status != GL_FRAMEBUFFER_COMPLETE)
+                       {
+                               Con_Printf("R_Mesh_CreateFramebufferObject: glCheckFramebufferStatus returned %i\n", status);
+                               qglDeleteFramebuffers(1, (GLuint*)&temp);
+                               temp = 0;
+                       }
+                       return temp;
+               }
+               return 0;
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
        case RENDERPATH_D3D11:
@@ -1290,7 +1384,7 @@ void R_Mesh_DestroyFramebufferObject(int fbo)
        case RENDERPATH_GLES1:
        case RENDERPATH_GLES2:
                if (fbo)
-                       qglDeleteFramebuffersEXT(1, (GLuint*)&fbo);
+                       qglDeleteFramebuffers(1, (GLuint*)&fbo);
                break;
        case RENDERPATH_D3D9:
        case RENDERPATH_D3D10:
@@ -1304,10 +1398,6 @@ void R_Mesh_DestroyFramebufferObject(int fbo)
 #ifdef SUPPORTD3D
 void R_Mesh_SetRenderTargetsD3D9(IDirect3DSurface9 *depthsurface, IDirect3DSurface9 *colorsurface0, IDirect3DSurface9 *colorsurface1, IDirect3DSurface9 *colorsurface2, IDirect3DSurface9 *colorsurface3)
 {
-// LordHavoc: for some weird reason the redundant SetDepthStencilSurface calls are necessary (otherwise the lights fail depth test, as if they were using the shadowmap depth surface and render target still)
-       if (gl_state.d3drt_depthsurface == depthsurface && gl_state.d3drt_colorsurfaces[0] == colorsurface0 && gl_state.d3drt_colorsurfaces[1] == colorsurface1 && gl_state.d3drt_colorsurfaces[2] == colorsurface2 && gl_state.d3drt_colorsurfaces[3] == colorsurface3)
-               return;
-
        gl_state.framebufferobject = depthsurface != gl_state.d3drt_backbufferdepthsurface || colorsurface0 != gl_state.d3drt_backbuffercolorsurface;
        if (gl_state.d3drt_depthsurface != depthsurface)
        {
@@ -1361,7 +1451,7 @@ void R_Mesh_SetRenderTargets(int fbo, rtexture_t *depthtexture, rtexture_t *colo
                if (gl_state.framebufferobject != fbo)
                {
                        gl_state.framebufferobject = fbo;
-                       qglBindFramebufferEXT(GL_FRAMEBUFFER, gl_state.framebufferobject ? gl_state.framebufferobject : gl_state.defaultframebufferobject);
+                       qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.framebufferobject ? gl_state.framebufferobject : gl_state.defaultframebufferobject);
                }
                break;
        case RENDERPATH_D3D9:
@@ -1370,19 +1460,24 @@ void R_Mesh_SetRenderTargets(int fbo, rtexture_t *depthtexture, rtexture_t *colo
                // TODO: optimize: keep surface pointer around in rtexture_t until texture is freed or lost
                if (fbo)
                {
-                       IDirect3DSurface9 *colorsurfaces[4];
-                       for (i = 0;i < 4;i++)
+                       IDirect3DSurface9 *surfaces[5];
+                       for (i = 0;i < 5;i++)
                        {
-                               colorsurfaces[i] = NULL;
+                               surfaces[i] = NULL;
                                if (textures[i])
-                                       IDirect3DTexture9_GetSurfaceLevel((IDirect3DTexture9 *)textures[i]->d3dtexture, 0, &colorsurfaces[i]);
+                               {
+                                       if (textures[i]->d3dsurface)
+                                               surfaces[i] = (IDirect3DSurface9 *)textures[i]->d3dsurface;
+                                       else
+                                               IDirect3DTexture9_GetSurfaceLevel((IDirect3DTexture9 *)textures[i]->d3dtexture, 0, &surfaces[i]);
+                               }
                        }
                        // set the render targets for real
-                       R_Mesh_SetRenderTargetsD3D9(depthtexture ? (IDirect3DSurface9 *)depthtexture->d3dtexture : NULL, colorsurfaces[0], colorsurfaces[1], colorsurfaces[2], colorsurfaces[3]);
+                       R_Mesh_SetRenderTargetsD3D9(surfaces[4], surfaces[0], surfaces[1], surfaces[2], surfaces[3]);
                        // release the texture surface levels (they won't be lost while bound...)
-                       for (i = 0;i < 4;i++)
-                               if (textures[i])
-                                       IDirect3DSurface9_Release(colorsurfaces[i]);
+                       for (i = 0;i < 5;i++)
+                               if (textures[i] && !textures[i]->d3dsurface)
+                                       IDirect3DSurface9_Release(surfaces[i]);
                }
                else
                        R_Mesh_SetRenderTargetsD3D9(gl_state.d3drt_backbufferdepthsurface, gl_state.d3drt_backbuffercolorsurface, NULL, NULL, NULL);
@@ -1441,8 +1536,6 @@ static int d3dstencilopforglfunc(int f)
 }
 #endif
 
-extern cvar_t r_transparent_alphatocoverage;
-
 static void GL_Backend_ResetState(void)
 {
        unsigned int i;
@@ -1514,8 +1607,8 @@ static void GL_Backend_ResetState(void)
 
                if (vid.support.ext_framebuffer_object)
                {
-                       //qglBindRenderbufferEXT(GL_RENDERBUFFER, 0);
-                       qglBindFramebufferEXT(GL_FRAMEBUFFER, 0);
+                       //qglBindRenderbuffer(GL_RENDERBUFFER, 0);
+                       qglBindFramebuffer(GL_FRAMEBUFFER, 0);
                }
 
                qglVertexPointer(3, GL_FLOAT, sizeof(float[3]), NULL);CHECKGLERROR
@@ -1526,7 +1619,7 @@ static void GL_Backend_ResetState(void)
                qglColor4f(1, 1, 1, 1);CHECKGLERROR
 
                if (vid.support.ext_framebuffer_object)
-                       qglBindFramebufferEXT(GL_FRAMEBUFFER, gl_state.framebufferobject);
+                       qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.framebufferobject);
 
                gl_state.unit = MAX_TEXTUREUNITS;
                gl_state.clientunit = MAX_TEXTUREUNITS;
@@ -1585,7 +1678,7 @@ static void GL_Backend_ResetState(void)
                        qglBindBufferARB(GL_ELEMENT_ARRAY_BUFFER, 0);
                }
                if (vid.support.ext_framebuffer_object)
-                       qglBindFramebufferEXT(GL_FRAMEBUFFER, gl_state.defaultframebufferobject);
+                       qglBindFramebuffer(GL_FRAMEBUFFER, gl_state.defaultframebufferobject);
                qglEnableVertexAttribArray(GLSLATTRIB_POSITION);
                qglVertexAttribPointer(GLSLATTRIB_POSITION, 3, GL_FLOAT, false, sizeof(float[3]), NULL);CHECKGLERROR
                qglDisableVertexAttribArray(GLSLATTRIB_COLOR);
@@ -1928,7 +2021,8 @@ void R_SetStencilSeparate(qboolean enable, int writemask, int frontfail, int fro
                        qglStencilMask(writemask);CHECKGLERROR
                        qglStencilOpSeparate(GL_FRONT, frontfail, frontzfail, frontzpass);CHECKGLERROR
                        qglStencilOpSeparate(GL_BACK, backfail, backzfail, backzpass);CHECKGLERROR
-                       qglStencilFuncSeparate(frontcompare, backcompare, comparereference, comparereference);CHECKGLERROR
+                       qglStencilFuncSeparate(GL_FRONT, frontcompare, comparereference, comparereference);CHECKGLERROR
+                       qglStencilFuncSeparate(GL_BACK, backcompare, comparereference, comparereference);CHECKGLERROR
                }
                else if (vid.support.ext_stencil_two_side)
                {
@@ -2536,7 +2630,7 @@ static qboolean GL_Backend_CompileShader(int programobject, GLenum shadertypeenu
        qglCompileShader(shaderobject);CHECKGLERROR
        qglGetShaderiv(shaderobject, GL_COMPILE_STATUS, &shadercompiled);CHECKGLERROR
        qglGetShaderInfoLog(shaderobject, sizeof(compilelog), NULL, compilelog);CHECKGLERROR
-       if (compilelog[0] && (strstr(compilelog, "error") || strstr(compilelog, "ERROR") || strstr(compilelog, "Error") || strstr(compilelog, "WARNING") || strstr(compilelog, "warning") || strstr(compilelog, "Warning") || developer_extra.integer))
+       if (compilelog[0] && ((strstr(compilelog, "error") || strstr(compilelog, "ERROR") || strstr(compilelog, "Error")) || ((strstr(compilelog, "WARNING") || strstr(compilelog, "warning") || strstr(compilelog, "Warning")) && developer.integer) || developer_extra.integer))
        {
                int i, j, pretextlines = 0;
                for (i = 0;i < numstrings - 1;i++)